Ideal situation for growing your money, imho: using your expertise, try and figure out some kind of investment that looks very risky to people who don't have yo

Ideal situation for growing your money, imho: using your expertise, try and figure out some kind of investment that looks very risky to people who don't have your expertise, but isn't risky to you because you know the market better than most people. Invest in that, managing the risk sensibly, and you should be able to grow your money. If you don't have any such areas of expertise, then the best thing you can do with your money is use it to learn - gain one or more or many of these areas of expertise.